<<<<<<< HEAD
var x = 5;
var addX = function (value) {
  return value + x;
};
module.exports.x = x;
module.exports.addX = addX;
=======
var example = require('./example.js'); //如果参数字符串以“./”开头，则表示加载的是一个位于相对路径
console.log(example.x); // 5
console.log(example.addX(1)); // 6
>>>>>>> f3d63e0567f1ba713ba7a446af9d4c852e2aaf11
